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Finding the Fourth Proportional to 117,486.40, 176,240.40 and 33,246.40

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Solution

The fourth proportional to 117,486.40, 176,240.40 and 33,246.40 is: 49,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,486.40 : 176,240.40 = 33,246.40 : x
  2. Step 2: Convert to fraction form
    117,486.40/176,240.40 = 33,246.40/x
  3. Step 3: Cross multiply
    117,486.40x = 176,240.40 × 33,246.40
  4. Step 4: Simplify right side
    117,486.40x = 5,859,358,834.56
  5. Step 5: Solve for x
    x = 5,859,358,834.56/117,486.40
  6. Step 6: Final answer
    x = 49,872.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.